The prevalence
of routine load shedding and power outages has exposed one of the Achilles
heels of standby power devices. This is the shortened lifespan of batteries when
subjected to full depletion on a regular basis. This includes specialised, sealed, deep cycle VRLA (Valve Regulated Lead Acid) Absorbed Glass
Matt batteries.
These
batteries are not designed to cope with load-shedding. They’re intended to backup sensitive equipment such as computers for brief
periods of time – between five and 15 minutes. During this time diesel
generators take over or operators are expected to save open files and execute a
safe power-down.
A period
of load shedding, usually ranging from two to four hours, can fully deplete a battery
pack. If repeated often enough, the batteries’ life reduced to around six
months or less.
To make
matters worse, battery manufacturers seldom stand by their stated warranties, often
claiming abuse in load-shedding applications as an ‘out’.
A
‘first’ for the SA market
Now, Powermode has launched the Q-on LR (Long
Run) Battery Pack which features a comprehensive three-year guarantee. This is
over and above the manufacturer’s warranty.
Underpinning
Powermode’s money-back guarantee is the ‘smart’ technology built into the
battery pack. This includes a battery charger with a computerised battery
balancing harness that automatically reports - via the Internet and a
‘cloud-based’ portal to the Powermode control room - on a wide range of
parameters associated with individual batteries in the pack.
Data
streams containing information critical to the well-being of individual batteries,
including temperature, state of charge and depth of discharge are monitored and
a tally of the number of discharge/charge cycles is recorded.
Real-time battery management
Powermode
provides management and regular servicing of a Q-on LR Battery Pack, no matter
where it is sited country-wide. Should an individual battery’s performance not
meet design specifications or fail for any reason it will be replaced
immediately.
What’s
the key to battery longevity? It lies in a thorough understanding of the status
of individual batteries in a multi-battery pack in terms of their duty cycles
and load factors.
The
technology incorporated in the management of the battery pack not only distributes
and balances the battery load, discharge and charge regimes across all
batteries but takes steps to ensure that no battery is compromised through
over-cycling or a malfunction of any kind.
It’s important to note that unmanaged VLRA
batteries do not last; properly managed batteries do!
- The Q-on LR Battery Pack, which is housed in a purpose-built cabinet, is an ideal complement to power
standby units in retail and other applications where the use of generators
is impossible or prohibited.
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